package socket;

import java.io.*;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.Scanner;

public class Client3 {
    private Socket socket;
    public Client3() {
        try {
            /*
            Socket实例化就是与服务器建立连接
            需要传递两个参数
            1.IP地址，找到服务器的电脑
            2.端口号，找到服务器计算机上的app
             */
            System.out.println("正在连接服务器");
            socket=new Socket("176.212.26.54",8888);
            //本机地址"localhost"
            System.out.println("服务器连接成功");
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
    public void start(){

        try {
            ServerHandler sh=new ServerHandler();
            Thread t=new Thread(sh);
            t.start();

            OutputStream out = socket.getOutputStream();//低级流
            OutputStreamWriter osw = new OutputStreamWriter(out, StandardCharsets.UTF_8);
            BufferedWriter bw = new BufferedWriter(osw);
            PrintWriter pw = new PrintWriter(bw, true);
            Scanner scan =new Scanner(System.in);
            while (true) {
                String line = scan.nextLine();
                if ("exit".equals(line)) {
                    break;
                }
                pw.println(line);
            }
            } catch (IOException e) {
                        e.printStackTrace();
            } finally {
                  try {
                      socket.close();
                  } catch (IOException e) {
                      e.printStackTrace();
                  }
            }
    }










    
       

    public static void main(String[] args) {
        Client3 client=new Client3();
        client.start();


    }

    class ServerHandler implements Runnable{
        public void run() {
            try {
                InputStream in=socket.getInputStream();
                InputStreamReader isr=new InputStreamReader(in,StandardCharsets.UTF_8);
                BufferedReader br=new BufferedReader(isr);
                String line;
                while((line= br.readLine())!=null){
                    System.out.println(line);
                }
            } catch (IOException e) {
                e.printStackTrace();
            }finally {
                        try {
                            socket.close();
                        } catch (IOException e) {
                            e.printStackTrace();
                        }
                    }

        }
    }


}
